https://bugs.winehq.org/show_bug.cgi?id=57859
--- Comment #23 from Alexandre Julliard julliard@winehq.org --- The symlinks replace the previous wrapper script, but the effect is the same.
There's no wine64 because the different loaders are now in the -unix directory.
There's nothing wrong with your build process, and nothing to change, except making sure that the 32- and 64-bit builds use the same libdir.